{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machanical property", "application", "process characterization", "process parameter", "machine or equipment", "engineering feature"], "input": "Tensile testing and microstructure characterization were conducted ; it was established that HIP eliminated the brittle Z-direction fracture and improved the strength and ductility of the Z-direction specimens ."}
{"machanical property": ["brittle", "strength", "ductility"], "application": [], "process characterization": ["Tensile testing"], "process parameter": [], "machine or equipment": [], "engineering feature": ["Z-direction"]}